TAC Force TF-499BT Spring Assist Folding Knife, Black Tanto Blade, Black Handle, 4.75-Inch Closed Spring assist folding knife offers rapid one-handed deployment, locks securely into place with liner lock 3-inch, 3mm thick black stainless steel tanto blade Black handle with textured finger contours Pocket clip for easy and safe carry; glass breaker on end of handle; seatbelt cutter Measures 4.75 inches closed